<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
  <form action="./parameterServlet" method="post">
      用户名：<input type="text" name="username"><br/>
      密码：<input type="password" name="password"><br/>
      兴趣爱好：<input type="checkbox" name="hobby" value="cpp">C++
      <input type="checkbox" name="hobby" value="java">Java
      <input type="checkbox" name="hobby" value="js">JavaScript<br/>
      <input type="submit">
  </form>
</body>
</html>